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二年级科学(教科版)-不同材料的餐具

视频地址：https://video.cache.bdschool.cn/vd/46a8331a45656de6c7cd10bb70457ec9.mp4
附件： 1028二年级【科学(教科版)】不同材料的餐具-2PPT课件.pptx
附件： 1028二年级【科学(教科版)】不同材料的餐具-1教学设计.docx
附件： 1028二年级【科学(教科版)】不同材料的餐具-3学习任务单.docx
附件： 1028二年级【科学(教科版)】不同材料的餐具-4练习题.docx

24 views Jul 15, 2021

二年级科学(人教版)-空气二年级科学(湘科版)-它在什么方位

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